opam report config file is missing - opam

I am on a Mac OS X 10.9.5
when I type:
opam list -a
I get:
opam-version 1.2.0
os darwin
File /Users/edkeith/.opam/repo/default/config does not exist
I get the same thing when I type :
opam install batteries
if I type :
opam init --comp=4.02.1
I get :
OPAM has already been initialized.# opam-version 1.2.0
os darwin
File /Users/edkeith/.opam/repo/default/config does not exist
Any advice on how to fix this?

I deleted the tree under ~/.opam and reinstalled. It is working fine now.

Related

ThingsDB timezone not working as expected

I want to use a datetime with a specific timezone but ThingsDB doesn't seem to recognise the zone. No error is returned, but the output is not what I expect.
This occurs even with a simple code example:
datetime('2020-12-10T16:08:24Z').to('Europe/Kyiv');
I would expect the above to return:
"2020-12-10T18:08:24+0200"
Instead, I get the following result:
"2020-12-10T16:08:24+0000"
I'm using ThingsDB v1.4.7 which is the latest version at this moment.
Most likely your tzdata package is not the latest. If you have the same problem with other time-zones then the package might not be installed at all.
To install the package on Ubuntu:
sudo apt install tzdata
On Alpine linux:
sudo apk add tzdata

opam init fails - unable to create temp file

I have installed opam 2.1.0 on a Linux Virtualbox VM. When I try opam init, I get the following error:
<><> Fetching repository information ><><><><><><><><><><><><><><><><><><><><><>
[ERROR] Could not update repository "default": OpamDownload.Download_fail(_, "Curl
failed: \"/snap/bin/curl --write-out %{http_code}\\\\n --retry 3
--retry-delay 2 --user-agent opam/2.1.0 -L -o
/tmp/opam-32196-d33843/index.tar.gz.part --
https://opam.ocaml.org/index.tar.gz\" exited with code 23")
[ERROR] Initial download of repository failed.
Running with --disable-sandboxing doesn't help. I know that its a problem creating/writing to /tmp/opam-... directory because if I replace that with my current directory or home directory the command by itself runs fine. It also runs fine with /tmp/opam-... if I use the --create-dirs option in curl but I don't have any way of getting opam init to use that option. Any ideas?
thanks
Update
The reason opam init failed for me was because curl was installed with snap on my system. This exactly what is going on with your VM.
Try to run opam init -verbose and that could reveal more about why you ran into an error.
In my case I needed to install other things with opam and it kept failing every time. So snap uninstall curl and then sudo apt install curl fixed things. (Was only able to figure this out with help from my professor)
Workaround
I ran into the same issue and I found a workaround on the OCaml forum: here. (Credits to UnixJunkie)
You can run:
opam init github git+https://github.com/ocaml/opam-repository.git
This should avoid the certificate issues. This worked for me.
I tried to fix the certificate issues using this answer as well. You could try doing that, but it seems complicated when the workaround is to simply point it to the github repo directly.
This question is similar to this one.

In Debian Jessie apache2-dev package is missing aspx2

I have verified that I have installed the latest apache2, apache2-bin, apache2-dev, apache2-mpm-prefork, apache2-utils, apache2.2-bin, and apache2.2-common. The apache2-dev package is supposed to include aspx2 located in /usr/bin, but it's not there.
I removed and reinstalled apache2-dev, but aspx2 is still not being installed on my system. If you know how to resolve this issue, I would appreciate the help.
Probably you mean apxs (APache eXtenSion tool) ?
If so, the filename is /usr/bin/apxs and it exists in apache2-dev
https://packages.debian.org/jessie/amd64/apache2-dev/filelist
If not please list files of this package with
dpkg -L apache2-dev

Mac Ports Update Failing

hansarijanto$ port -v
MacPorts 2.0.3
hansarijanto$ xcodebuild -version
Xcode 4.3.2
Build version 4E2002
I am running the above xcode and macport version. on max os x
when I try to self update my mac port I get the following error.
hansarijanto$ sudo port selfupdate
Password:
---> Updating MacPorts base sources using rsync
MacPorts base version 2.0.3 installed,
MacPorts base version 2.0.4 downloaded.
---> Updating the ports tree
---> MacPorts base is outdated, installing new version 2.0.4
Installing new MacPorts release in /opt/local as root:admin; permissions 0755; Tcl-Package in /Library/Tcl
Error: /opt/local/bin/port: port selfupdate failed: Error installing new MacPorts base: shell command failed (see log for details)
I am trying to update mac port to install qt.
sudo port install qt4-mac-devel(error no SDK found)
which I need to install webkit-capybara
sudo gem install capybara-webkit -v '0.7.2'(error in setting up native environment)
You need to use the -d option to get enough information to diagnose this; but take a look at https://trac.macports.org/wiki/FAQ#selfupdatefails for common problems and solutions.
Seems Apple no longer installs Xcode's command line tools. See here: http://ericwilson.erics.ws/ericsblog/2012/8/26/macports-port-selfupdate-fail for solution.
Just wanted to add that on Mac OS 10.12 Sierra i was getting the WARNING: GNUSTEP_SYSTEM_ROOT is not defined error on selfupdate and i did already have the Xcode command line tools installed, licensed and working. But my copy of Xcode had become out of date, even though that was not showing up on the automatic software updates.
I had version 7 and for Sierra (and macports) you need version 8.
So I manually downloaded Xcode 8 via the App Store and it solved the problem for me.

Help installing static binary for wkhtmltopdf

I am trying to use the static binary of wkhtmltopdf on Ubuntu server 10.0.4. The reason for is that it apparently has a built in modified QT that will allow me to run wkhtmltopdf without an X Server.
Result:
Once installed (see steps below), when I execute wkhtmltopdf in the terminal, it does not fire up... just returns me to the prompt - like it ran and did something, no error but no output:
:/usr/bin$ wkhtmltopdf
:/usr/bin$
Same behavior if I put args:
:/usr/bin$ wkhtmltopdf http://www.google.com test.pdf
:/usr/bin$
Am I doing something wrong --- my understanding that the static binary should just fire up. Perhaps missing some dependency? Is there a way to get some verbose output?
These are the steps I have followed:
In /usr/bin:
1) Confirmed that the existing (non-static) wkhtmltopdf resides there and that it executes. When I execute it with no args I get the help/about output from the app.
2) Moved the existing wkhtmltopdf out of the directory (renamed it)
3) Get the static binary: sudo curl -C - -O http:
//wkhtmltopdf.googlecode.com/files/wkhtmltopdf-0.9.9-static-i386.tar.bz2
4) Untar: tar xvjf wkhtmltopdf-0.9.9-static-i386.tar.bz2
5) Rename: mv wkhtmltopdf-i386 wkthtmltopdf
6) Get (apparently) necessary packages: sudo apt-get install openssl build-essential xorg libssl-dev
I was having the same problem. I removed the existing wkhtmltopdf and followed the steps below and the installation worked.
First, installing dependencies
sudo aptitude install openssl build-essential xorg libssl-dev
for 64-bit OS
wget http://wkhtmltopdf.googlecode.com/files/wkhtmltopdf-0.9.2-static-amd64.tar.bz2
tar xvjf wkhtmltopdf-0.9.2-static-amd64.tar.bz2
chown root:root wkhtmltopdf-amd64
mv wkhtmltopdf-amd64 /usr/bin/wkhtmltopdf
The only difference is that I put it in /usr/local/bin/wkhtmltopdf.
I hope this helps!
Following deb's answer got it working for me on Ubuntu 10.04 64bit - thanks!
Although rather than downloading 0.9.2 as per deb's instructions, I would suggest people download the latest version by:
Go to http://code.google.com/p/wkhtmltopdf/downloads/list
Download the latest version of wkhtmltopdf-[version number]-static-amd64.tar.bz2
At this time, the latest 64bit is http://wkhtmltopdf.googlecode.com/files/wkhtmltopdf-0.11.0_rc1-static-amd64.tar.bz2.
In my debian server trying to run wkhtmltopdf-i386 lead to same blank prompt.
Non-static (with non-patched QT) version of wkhtmltopdf installed with "aptitude install wkhtmltopdf" is worked.
Problem solved by switching to wkhtmltopdf-amd64, server was a 64 bit and i missed it.
After that, wkhtmltopdf-amd64 says 'libxrender shared library not found', this problem was solved by "aptitude install xorg"
0.11.0_rc1 seems to be buggy.
It keeps throwing the error "Cannot create a QPixmap when no GUI is being used".
Reverting to 0.9.9 worked for me.

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